int MastExit()
{
MastSetRom(NULL,0);
// Exit space for the machine state
memset(&Masta,0,sizeof(Masta));
if (pMastb!=NULL) free(pMastb); pMastb=NULL;
memset(&Mastz,0,sizeof(Mastz));
return 0;
}
static PyObject *pydega_load_rom(PyObject *self, PyObject *args) {
const char *file;
unsigned char *rom;
int romlength;
int rv;
if (!PyArg_ParseTuple(args, "s", &file))
return NULL;
rv = MastLoadRom(file, &rom, &romlength);
if (rv != 0)
return PyErr_SetFromErrno(PyExc_IOError);
MastSetRom(rom, romlength);
Py_RETURN_NONE;
}
int MastInit()
{
MdrawInit();
// Init space for the machine state
memset(&Masta,0,sizeof(Masta));
pMastb=(struct Mastb *)malloc(sizeof(*pMastb));
if (pMastb==NULL) return 1;
memset(&Mastz,0,sizeof(Mastz));
MastSetRom(NULL,0);
#ifdef EMU_Z80JB
MastSetMemHandlers();
Z80Init();
#elif defined(EMU_DRZ80)
MastSetMemHandlers();
DrZ80_Init();
#endif
return 0;
}
int main(int argc, char** argv)
{
unsigned char* rom;
int romlength;
int done=0;
SDL_Event event;
int key;
SDL_AudioSpec aspec;
unsigned char* audiobuf;
int paused=0, frameadvance=0;
// options
int autodetect=1;
int sound=1;
setlocale(LC_CTYPE, "");
readonly = 0;
MPyEmbed_SetArgv(argc, argv);
while(1)
{
int option_index=0;
int copt;
static struct option long_options[] = {
{"help",0,0,0},
{"version",no_argument,NULL,'v'},
{"gamegear",no_argument,NULL,'g'},
{"sms",no_argument,NULL,'m'},
{"pal",no_argument,NULL,'p'},
{"japan",no_argument,NULL,'j'},
{"nosound",no_argument,NULL,'q'},
{"fullscreen",no_argument,NULL,'f'},
{"readonly",no_argument,NULL,'r'},
{"sram",no_argument,NULL,'s'},
{0,0,0,0}
};
copt=getopt_long(argc,argv,"vgmpjqfrs",long_options,&option_index);
if(copt==-1) break;
switch(copt)
{
case 0:
if(strcmp(long_options[option_index].name,"help")==0) usage();
break;
case 'v':
printf("%s",VERSION "\n");
exit(0);
case 'g':
autodetect=0;
MastEx |= MX_GG;
break;
case 'm':
autodetect=0;
MastEx &= ~MX_GG;
break;
case 'p':
MastEx |= MX_PAL;
framerate=50;
break;
case 'j':
MastEx |= MX_JAPAN;
break;
case 'q':
sound=0;
break;
case 'f':
vidflags |= SDL_FULLSCREEN;
break;
case 'r':
readonly = 1;
break;
case 's':
MastEx |= MX_SRAM;
break;
case '?':
usage();
break;
}
}
if(optind==argc)
{
fprintf(stderr,APPNAME ": no ROM image specified.\n");
exit(1);
}
atexit(SDL_Quit);
if(sound)
SDL_Init(SDL_INIT_VIDEO|SDL_INIT_AUDIO);
else
SDL_Init(SDL_INIT_VIDEO);
MastInit();
MastLoadRom(argv[optind], &rom, &romlength);
MastSetRom(rom,romlength);
if (autodetect)
MastFlagsFromHeader();
MastHardReset();
memset(&MastInput,0,sizeof(MastInput));
width=MastEx&MX_GG?160:256;
height=MastEx&MX_GG?144:192;
thescreen=SDL_SetVideoMode(width, height, 15, SDL_SWSURFACE|vidflags);
if(sound)
{
MsndRate=44100; MsndLen=(MsndRate+(framerate>>1))/framerate; //guess
aspec.freq=MsndRate;
aspec.format=AUDIO_S16;
aspec.channels=2;
aspec.samples=1024;
audiobuf=malloc(aspec.samples*aspec.channels*2*64);
memset(audiobuf,0,aspec.samples*aspec.channels*2);
aspec.callback=MsndCall;
pMsndOut=malloc(MsndLen*aspec.channels*2);
aspec.userdata=audiobuf;
if(SDL_OpenAudio(&aspec,NULL)) {
fprintf(stderr, "Couldn't open audio: %s\n", SDL_GetError());
sound=0;
}
SDL_PauseAudio(0);
MsndInit();
}
else
{